UiAutomatorWorkloads: Updated to use the new parameter passing functionality.

Each workload has be modfied to remove the old manual paremeter conversion
and instead to retrieve the desired type from the parameter bundle directly.

wlauto/workloads/quadrant/uiauto/src/com/arm/wlauto/uiauto/UiAutomation.java

@@ -38,7 +38,7 @@ public class UiAutomation extends BaseUiAutomation {
     public void runUiAutomation() throws Exception {
         Bundle status = new Bundle();
         Bundle params = getParams();
-        boolean hasGpu = Boolean.parseBoolean(params.getString("has_gpu").toLowerCase());
+        boolean hasGpu = params.getBoolean("has_gpu");
 
         clearLogcat();
         handleFtuInfoDialogIfNecessary();